Answer: Yes
Explanation: Silicon is never found as a free element naturally, meaning it always occurs with other elements.
Clorine gas was formed at the <em><u>positive</u></em><em><u> </u></em><em><u>electrode</u></em><em><u>.</u></em><em><u> </u></em>
Answer:
C. 3
Explanation:
12.0 - 3 significant figures 1,2 and 0, because 0 is after decimal point.
POH = - log [ OH-]
pOH = - log [ 1 x 10⁻¹²]
pOH = 12